Recent
Type
Ratings
Favorites
Difficulty
Length
Study Guides
Play
Popular
Sports
Geography
Music
Movies
Television
Just For Fun
Miscellaneous
History
Literature
Language
Science
More
Gaming
Entertainment
Religion
Holiday
Create
Dashboard
Create Game
FAQ
Creation Guides
Quiz Lab
Summary
Popular
Recent
Games to Consider
Editor Picks
Curator Picks
Apps
Apps Home
iPhone & iPad
Android
Kindle Fire
Live Trivia
Overview
Locations
Cash Rewards
Pub Owners
Private Events
Contact
Theme Nights
Now Hiring
Random Quiz
x
Name the mathematical trick
Random
Science
or
math
Quiz
Can you name the mathematical trick?
by
Xedi
Quiz not verified by Sporcle
Popular Today
Planets, Lakes, and Princesses
11,685
Poorest Countries (AZ)
2,875
Reindeer, Hobbits, and the Zodiac
1,493
US States
1,302
Missing Word: 2000s TV Shows AZ
1,226
And more...
share
plays
Rate 5 stars
Rate 4 stars
Rate 3 stars
Rate 2 stars
Rate 1 star
How to Play
Click the green button to start and enter the correct answers below
Score
0
/10
ll
Timer
10:00
Play Game
Challenge
Enter answer:
You got
% correct
Average Score:
%
Share Result
Replay Game
Challenge Friends
Full Results
Used to perform surgery and prove the hcobordism theorem.
Allows to prove the Nullstellensatz from a weak version.
Used to prove complete reducibility of Lie groups.
Proves isotopy of homeomorphisms of a ball that agree on the boundary.
Proves that knots don't have inverse under knotsum using an infinite sum of knots.
Proves that for any projective module A over R, there is a free module F with A+F = F.
Used to prove a series expansion for the cotangent function.
Used to prove Godel's incompleteness Theorems
Used as a partial replacement of the Axiom of Choice when the Axiom of Replacement is available.
Used to prove Darboux's Theorem in symplectic geometry.
Friend Scores
Player
Best Score
Plays
Last Played
You
You haven't played this game yet.
You Might Also Like...
Periodic Table
Planets from the Sun
Multiplication Table
(warning: may contain spoilers)
Extras
Created Dec 4, 2010
Report
Nominate
Tags:
math
,
trick
Javascript is not currently enabled on your browser.
If you do have Javascript enabled:
HIDE THIS WARNING
This site uses javascript to make the magic happen.
Please turn on javascript and reload this page, or use a more current browser (like
Firefox
)
Like us on Facebook
Follow us on Twitter
Follow us on Google+
200714 © Sporcle, Inc.
About

Advertise

Blog

Divertopia

Embed

FAQ

Feedback

Live5

Jobs

Privacy

Terms
Partner of USA TODAY Sports Digital Properties
Go to the Sporcle.com Mobile Site →